Noun: Nebraska fern
- A large biennial herb native to Eurasia and Africa, naturalized in North America, having fernlike leaves and white flowers; all parts extremely poisonous
"The botanist warned students to avoid touching the poison Nebraska fern";
- hemlock, poison hemlock, poison parsley, winter fern, Conium maculatum
Type of: poisonous plant
Part of: Conium, genus Conium